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Title: Blackboard Hypersphere
PIRA: 1A 30.42

Demonstrates: Non-Euclidean Geometry.
Description: 24" black sphere with stand.

Instructions: Draw triangle on hypersphere. Creates a non-Eucleadian triangle of greater than 180 degrees

Items Used: Hypersphere, chalk.

Notes: Clean after use; heavy. Math Description: Sum of angles on triangle are greater than 180 degrees.

Size: 16" high Condition: Good. Hazard: None.

Schematic: None. Tech Specs: None. Web Links: http://www.cs.unm.edu/%7ejoel/NonEuclid/NonEuclid.html
History: Demo created in-house.

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